EP 3115653 B1 20190515 - MACHINE WITH REDUCED CYLINDER FRICTION
Title (en)
MACHINE WITH REDUCED CYLINDER FRICTION
Title (de)
MASCHINE MIT REDUZIERTER ZYLINDERREIBUNG
Title (fr)
MACHINE AVEC FROTTEMENT DE CYLINDRE RÉDUIT
Publication
Application
Priority
GB 201512124 A 20150710
Abstract (en)
[origin: EP3115653A1] A machine (101) having one or more cylinders (103), each cylinder (103) having an inner surface (105) configured to engage at least a portion of a circumferential surface of a piston ring (107) of a piston (109), the inner surface (105) having a plurality of recesses (129) indented into the inner surface (105), each recess (129) having a circumferential dimension (145), the recesses (129) being arranged into a row (151) that extends circumferentially around the inner surface (105), the recesses (129) of the row (151) having a circumferential spacing (150) between an adjacent recess (129), wherein the ratio of the dimension of the recess (129) in a circumferential direction to the dimension of the circumferential spacing is approximately 2:1.
IPC 8 full level
F16J 10/04 (2006.01); F02F 1/20 (2006.01)
CPC (source: CN EP GB US)
F02F 1/004 (2013.01 - US); F02F 1/20 (2013.01 - EP GB US); F04B 39/122 (2013.01 - US); F04B 39/126 (2013.01 - EP US); F16C 33/103 (2013.01 - GB); F16J 1/02 (2013.01 - GB); F16J 1/08 (2013.01 - GB US); F16J 9/00 (2013.01 - CN); F16J 9/12 (2013.01 - US); F16J 10/02 (2013.01 - US); F16J 10/04 (2013.01 - EP GB US); F04B 39/122 (2013.01 - GB)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
EP 3115653 A1 20170111; EP 3115653 B1 20190515; CN 106337756 A 20170118; CN 106337756 B 20201002; GB 201512124 D0 20150819; GB 2540209 A 20170111; GB 2540209 B 20190102; MX 2016009001 A 20170206; US 10337615 B2 20190702; US 2017009888 A1 20170112
DOCDB simple family (application)
EP 16178141 A 20160706; CN 201610545151 A 20160711; GB 201512124 A 20150710; MX 2016009001 A 20160708; US 201615196587 A 20160629